.PS

P: box width 1.85 ht 2.3

B: box width 1.37 ht 1.87 at P filled 0.2

box invis "185mm" "" at P.n
line up 0.1 invis "" "230mm"  at P.e+(0.03,0) aligned

box invis "" "390pt" at B.n-(0,0.03)
line up 0.1 invis "530pt" "" at B.e aligned
.PE
